chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions
change - undergo a change; become different in essence; losing one's or its original nature; "She changed completely as she grew older"; "The weather changed last night"
alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"
breathe - reach full flavor by absorbing air and being let to stand after having been uncorked; "This rare Bordeaux must be allowed to breathe for at least 2 hours"
deoxidise, deoxidize, reduce - to remove oxygen from a compound, or cause to react with hydrogen or form a hydride, or to undergo an increase in the number of electrons
2.
oxidise - enter into a combination with oxygen or become converted into an oxide; "This metal oxidizes easily"
change - undergo a change; become different in essence; losing one's or its original nature; "She changed completely as she grew older"; "The weather changed last night"